Calatagan, Batangas

Calatagan is a municipality in the Province of Batangas, Philippines. According to the 2010 census, it has a population of 51,997 people.

The town comprises the Calatagan Peninsula between the West Philippine Sea and Balayan Bay. The peninsula's near white sand beaches are popular vacation and leisure sites. There are several beach resorts including the Banak House Calatagan on Calatagan beach, the Ronco Beach Resort in barangay Bagong Silang, Playa Calatagan in barangay Sta. Ana, the Golden Sunset Resort in barangay Uno, Lago de Oro Resort in barangay Balibago, Villa Agustina in barangay Bagong Silang, and Nacua Sea Park in barangay Quilitisan. Calatagan was formerly titled as the Forbes Park of the South, because of the rich families who owns their estates here.

An extremely rare example of pre-Spanish Philippine script was found in Calatagan. The script is called Baybayin in Tagalog, and was derived from Javanese writing, which in turn is derived from Brahmi. This writing survived on an earthenware burial jar dated to the 13th or 14th century. A Spanish lighthouse can also be found at Cape Santiago at the peninsula's southern tip dating back to the 1890s and is also one of the municipality's main tourist attractions.